Isaac Newton

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English mathematician and physicist (1642 to 1727), Lucasian professor at Cambridge and later Master of the Royal Mint; author of the Principia and the Opticks.

Isaac Newton did not write this page.

We collected these quotes from things they published elsewhere, and every quote links to where it was said. They have no account here and have not endorsed this site. Quotes are word for word; the short line under each one is our own restatement, not their wording. Their own site. Is this you? Claim it or ask us to remove it. Or tell us what is wrong here.

What Isaac Newton says most about

physics 5

Conclusions drawn by induction from phenomena stand until new phenomena correct them, whatever hypotheses are imagined against them
It is enough that gravity really exists, acts by the laws explained, and accounts for the motions of the heavens and the sea

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simplicity 4

Nature is pleased with simplicity and has no use for superfluous causes
Admit no more causes of natural things than are both true and sufficient to explain them

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humility 3

We know the attributes of things, never their real substance
Never give up the evidence of experiments for dreams and fictions of our own devising

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design 2

The properties of light should be proved by reason and experiments, not explained by hypotheses
The planets' present motions could not come from natural causes alone but were impressed by an intelligent agent

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religion 2

The system of sun, planets and comets could only come from an intelligent and powerful Being
He wrote the Principia with an eye to principles that would bring thinking people to believe in a God

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